Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 9 pm Mon 08 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Heavy rain (total 126mm), heaviest during Mon night. Very mild (max 10°C on Tue night, min 4°C on Tue afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 44mm), heaviest during Sat night. Mild temperatures (max 9°C on Sat morning, min 5°C on Thu night). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy rain
rain showers
light rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
mod rain
heavy rain
cloud
light rain
heavy rain
light rain
light rain
light rain
heavy rain
rain shwrs
light rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
mod. rain
heavy rain
cloudy
light rain
heavy rain
light rain
light rain
light rain
 km/h
10
SW
5
SSE
5
SE
15
S
5
W
0
S
10
W
5
SSW
5
SSW
5
SSW
5
SW
5
WSW
5
S
10
SSE
10
SSE
15
S
10
SSE
10
SSE
10
SSE
 cm 
 mm 
20
0.2
1.1
22
28
21
32
0.3
0.4
5
3
7
10
1.8
17
0.4
0.2
4
max°C
6
7
6
10
9
9
9
7
6
6
6
6
8
9
9
8
9
9
9
min°C
5
6
4
6
9
9
7
6
5
5
6
6
7
8
8
8
8
8
8
chill°C 
3
5
2
4
8
9
5
5
5
5
5
5
7
7
6
6
7
7
6
Freezing level (m
1250
1350
1550
2450
2250
2200
2100
1450
1500
1650
2000
1850
1900
2200
2200
2250
2050
2100
2050
Cloud base (m)
600
700
1600
550
550
550
550
650
2700
600
600
550
600
600
600
650
600
600
600
Sea lvl1000m2000m3000m4000m5000m
-5-4-3110-2-4-3-1-1-1-110-1001-1-1-144330-112233433346758998766668998999
Sunrise
7:48
7:48
7:50
7:50
7:52
7:52
Sunset
4:10
4:10
4:10
4:10
4:10
4:10

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Heavy rain (total 126mm), heaviest during Mon night. Very mild (max 10°C on Tue night, min 4°C on Tue afternoon). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Heavy rain (total 44mm), heaviest during Sat night. Mild temperatures (max 9°C on Sat morning, min 5°C on Thu night). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
22 km WSW
94m alt.
36 minutes ago
8° C
Dry
0
Calm
(0 kph at 198).
3
25 km WNW
102m alt.
1 hour ago
8° C
Dry
0
Calm
(0 kph at 85).
0
25 km WSW
198m alt.
1 hour ago
7° C
Dry
0
Calm
(0 kph at 45).
0
26 km NW
125m alt.
1 hour ago
8° C
Dry
2
Calm
(2 kph at 8).
5
27 km WSW
99m alt.
37 minutes ago
8° C
Dry
3
Calm
(3 kph at 132).
16
28 km NW
152m alt.
2 hours ago
9° C
Dry
2
Calm
(2 kph at 133).
10
30 km WSW
130m alt.
39 minutes ago
7° C
Dry
0
Calm
(0 kph at 279).
0
35 km WNW
19m alt.
42 minutes ago
8° C
Dry
2
Calm
(2 kph at 183).
8
35 km WSW
100m alt.
1 hour ago
10° C
Dry
2
Calm
(2 kph at 355).
11
38 km WSW
56.1m alt.
46 minutes ago
10° C
light rain
Light rain.
0
Calm
(0 kph at 128).
8

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.